ImageTransformsGPU.cpp File Reference

Support functions for GPU remapping. More...

#include <iostream>
#include <iomanip>
#include <vector>
#include <time.h>
#include "hugin_config.h"
#include <GL/glew.h>
#include <GL/glu.h>
#include <string.h>
#include <vigra/diff2d.hxx>
#include <vigra/utilities.hxx>
#include <vigra/error.hxx>
#include <vigra_ext/ImageTransformsGPU.h>
#include <sys/time.h>

Include dependency graph for ImageTransformsGPU.cpp:

Go to the source code of this file.

Namespaces
namespace	vigra_ext

Macros
#define	___NCFILE___   ((char *) __FILE__)
#define	CHECK_GL()   checkGLErrors(__LINE__, ___NCFILE___)
#define	GL_GPU_MEM_INFO_TOTAL_AVAILABLE_MEM_NVX   0x9048
#define	TEXTURE_FREE_MEMORY_ATI   0x87FC

Functions
long	getms ()
static void	checkGLErrors (int line, char *file)
static void	printInfoLog (GLhandleARB obj)
static bool	checkFramebufferStatus (int line, char *file)
static void	compileGLSL (const char *programName, GLhandleARB &programObject, GLhandleARB &shaderObject, const char **source)
static void	makeChunks (const int width, const int height, const int maxTextureSize, const long long int maxPixels, vector< Rect2D > &result)
void	vigra_ext::SetGPUDebugMessages (const bool doPrint)
bool	vigra_ext::transformImageGPUIntern (const std::string &coordXformGLSL, const std::string &interpolatorGLSL, const int interpolatorSize, const std::string &photometricGLSL, const vector< double > &invLut, const vector< double > &destLut, const vigra::Diff2D srcSize, const void *const srcBuffer, const int srcGLInternalFormat, const int srcGLTransferFormat, const int srcGLFormat, const int srcGLType, const void *const srcAlphaBuffer, const int srcAlphaGLType, const vigra::Diff2D destUL, const vigra::Diff2D destSize, void *const destBuffer, const int destGLInternalFormat, const int destGLTransferFormat, const int destGLFormat, const int destGLType, void *const destAlphaBuffer, const int destAlphaGLType, const bool warparound)

Variables
static GLenum	XGLMap []
static const char *	XGLStringMap []
static int	BytesPerPixel []
static const char *	AlphaCompositeKernelSource
static bool	printDebug =false

Detailed Description

Support functions for GPU remapping.

Author

Andrew Mihal

$Id$

This is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This software is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU General Public License along with this software. If not, see http://www.gnu.org/licenses/.

Definition in file ImageTransformsGPU.cpp.

Macro Definition Documentation

___NCFILE___

#define ___NCFILE___   ((char *) __FILE__)

Definition at line 80 of file ImageTransformsGPU.cpp.

CHECK_GL

#define CHECK_GL

(

)

checkGLErrors(__LINE__, ___NCFILE___)

Definition at line 81 of file ImageTransformsGPU.cpp.

GL_GPU_MEM_INFO_TOTAL_AVAILABLE_MEM_NVX

#define GL_GPU_MEM_INFO_TOTAL_AVAILABLE_MEM_NVX   0x9048

TEXTURE_FREE_MEMORY_ATI

#define TEXTURE_FREE_MEMORY_ATI   0x87FC

Function Documentation

checkFramebufferStatus()

static bool checkFramebufferStatus ( int  line, char *  file  )

static

Definition at line 181 of file ImageTransformsGPU.cpp.

References threshold().

Referenced by vigra_ext::transformImageGPUIntern().

checkGLErrors()

static void checkGLErrors ( int  line, char *  file  )

static

Definition at line 123 of file ImageTransformsGPU.cpp.

References threshold().

compileGLSL()

static void compileGLSL ( const char *  programName, GLhandleARB &  programObject, GLhandleARB &  shaderObject, const char **  source  )

static

Definition at line 213 of file ImageTransformsGPU.cpp.

References printDebug, printInfoLog(), and threshold().

Referenced by vigra_ext::transformImageGPUIntern().

getms()

long getms

(

)

Definition at line 65 of file ImageTransformsGPU.cpp.

References threshold().

Referenced by vigra_ext::transformImageGPUIntern().

makeChunks()

static void makeChunks ( const int  width, const int  height, const int  maxTextureSize, const long long int  maxPixels, vector< Rect2D > &  result  )

static

Definition at line 250 of file ImageTransformsGPU.cpp.

References threshold().

Referenced by vigra_ext::transformImageGPUIntern().

printInfoLog()

static void printInfoLog ( GLhandleARB  obj )

static

Definition at line 167 of file ImageTransformsGPU.cpp.

References threshold().

Referenced by compileGLSL().

Variable Documentation

AlphaCompositeKernelSource

const char* AlphaCompositeKernelSource

static

Initial value:

= {
"#version 110\n"
"#extension GL_ARB_texture_rectangle : enable\n"
"uniform sampler2DRect SrcAlphaTexture;\n"
"void main(void)\n"
"{\n"
"   float alpha = texture2DRect(SrcAlphaTexture, gl_TexCoord[0].st).a;\n"
"   if (alpha != 0.0) discard;\n"
"   gl_FragColor = vec4(0.0, 0.0, 0.0, 0.0);\n"
"}\n"
}

Definition at line 111 of file ImageTransformsGPU.cpp.

Referenced by vigra_ext::transformImageGPUIntern().

BytesPerPixel

int BytesPerPixel[]

static

Initial value:

= {
    1, 1, 2, 2, 4, 4, 4,
    4, 8, 16, 2, 4, 8,
    3, 6, 12, 1, 2, 4,
    0, 0, 0, 0
}

Definition at line 104 of file ImageTransformsGPU.cpp.

Referenced by vigra_ext::transformImageGPUIntern().

printDebug

bool printDebug =false

static

Definition at line 179 of file ImageTransformsGPU.cpp.

Referenced by compileGLSL(), vigra_ext::SetGPUDebugMessages(), and vigra_ext::transformImageGPUIntern().

XGLMap

GLenum XGLMap[]

static

Initial value:

= {
    
    GL_BYTE, GL_UNSIGNED_BYTE, GL_SHORT, GL_UNSIGNED_SHORT, GL_INT, GL_UNSIGNED_INT, GL_FLOAT,
    
    GL_RGBA8, GL_RGBA16, GL_RGBA32F_ARB, GL_LUMINANCE8_ALPHA8, GL_LUMINANCE16_ALPHA16, GL_LUMINANCE_ALPHA32F_ARB,
    GL_RGB8,  GL_RGB16,  GL_RGB32F_ARB,  GL_LUMINANCE8,        GL_LUMINANCE16,         GL_LUMINANCE32F_ARB,
    
    GL_LUMINANCE, GL_RGB, GL_LUMINANCE_ALPHA, GL_RGBA
}

Definition at line 84 of file ImageTransformsGPU.cpp.

Referenced by vigra_ext::transformImageGPUIntern().

XGLStringMap

const char* XGLStringMap[]

static

Initial value:

= {
    
    "GL_BYTE", "GL_UNSIGNED_BYTE", "GL_SHORT", "GL_UNSIGNED_SHORT", "GL_INT", "GL_UNSIGNED_INT", "GL_FLOAT",
    
    "GL_RGBA8", "GL_RGBA16", "GL_RGBA32F_ARB", "GL_LUMINANCE8_ALPHA8", "GL_LUMINANCE16_ALPHA16", "GL_LUMINANCE_ALPHA32F_ARB",
    "GL_RGB8",  "GL_RGB16",  "GL_RGB32F_ARB",  "GL_LUMINANCE8",        "GL_LUMINANCE16",         "GL_LUMINANCE32F_ARB",
    
    "GL_LUMINANCE", "GL_RGB", "GL_LUMINANCE_ALPHA", "GL_RGBA"
}

Definition at line 94 of file ImageTransformsGPU.cpp.

Referenced by vigra_ext::transformImageGPUIntern().